diff --git a/js/test_cases/render_unusual_types/input1.json b/js/test_cases/render_unusual_types/input1.json
new file mode 100644
index 0000000..0a08cba
--- /dev/null
+++ b/js/test_cases/render_unusual_types/input1.json
@@ -0,0 +1 @@
+{"name": ["Bob", "Smith"]}
diff --git a/js/test_cases/render_unusual_types/input2.json b/js/test_cases/render_unusual_types/input2.json
new file mode 100644
index 0000000..b81f636
--- /dev/null
+++ b/js/test_cases/render_unusual_types/input2.json
@@ -0,0 +1 @@
+{"name": {"first": "Alice", "last": "Jones"}}
diff --git a/js/test_cases/render_unusual_types/input3.json b/js/test_cases/render_unusual_types/input3.json
new file mode 100644
index 0000000..382a810
--- /dev/null
+++ b/js/test_cases/render_unusual_types/input3.json
@@ -0,0 +1 @@
+{"name": ["Bob", {"title": "sir"}, [1,2,3]]}
diff --git a/js/test_cases/render_unusual_types/main.dust b/js/test_cases/render_unusual_types/main.dust
new file mode 100644
index 0000000..09f2e19
--- /dev/null
+++ b/js/test_cases/render_unusual_types/main.dust
@@ -0,0 +1 @@
+Hello {name}!
diff --git a/src/bin.rs b/src/bin.rs
index 9ec9dad..1fa2daa 100644
--- a/src/bin.rs
+++ b/src/bin.rs
@@ -79,8 +79,13 @@ impl Renderable for serde_json::Value {
             serde_json::Value::Bool(boolean) => Ok(boolean.to_string()),
             serde_json::Value::Number(num) => Ok(num.to_string()),
             serde_json::Value::String(string) => Ok(string.to_string()),
-            serde_json::Value::Array(_arr) => Err(RenderError::CantRender { elem: self }),
-            serde_json::Value::Object(_obj) => Err(RenderError::CantRender { elem: self }),
+            serde_json::Value::Array(arr) => {
+                let rendered: Result<Vec<String>, RenderError> =
+                    arr.iter().map(|val| val.render()).collect();
+                let rendered_slice: &[String] = &rendered?;
+                Ok(rendered_slice.join(","))
+            }
+            serde_json::Value::Object(_obj) => Ok("[object Object]".to_owned()),
         }
     }
 }